You Set Two Parallel Slits 0

Multiple Choice

You set two parallel slits 0.2 mm apart at a distance of 1 m from a screen and illuminate them with light of wavelength 400 nm.The distance between the first and second dark lines of the interference pattern on the screen is

A) 2.5 mm
B) 2.0 mm
C) 1.5 mm
D) 1.0 mm
E) 0.5 mm